J & K CET Engineering J and K - CET Engineering Solved Paper-2012

  • question_answer
    The rate of reactions exhibiting negative activation energy

    A)  decreases with increasing temperature

    B)  increases with increasing temperature

    C)  does not depend on temperature

    D)  depends on the height of the potential barrier

    Correct Answer: A

    Solution :

     The rate of reactions exhibiting negative activation energy decreases with increasing temperature because the reaction with the greater activation energy will be faster at the higher temperature. and     \[k=A{{e}^{-{{E}_{a}}/RT}}\] when   \[{{E}_{a}}=-ve\]


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